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namespace anychart.math.ema Improve this Doc

Namespace anychart.math.ema
Learn more about indicator mathematics.

Functions Overview

calculate()EMA calculation.
calculationFunction()Calculates EMA.
createComputer()Creates an EMA computer for the given table mapping.
initContext()Creates a context for EMA indicator calculation.
startFunction()Start calculation function for EMA indicator calculation.

Typedefs Overview

anychart.math.ema.ContextType definition for the context.

Functions Description

calculate

EMA calculation.

Params:

NameTypeDescription
contextanychart.math.ema.ContextEMA context.
valuenumberValue.

Returns:

number - The calculated EMA indicator value.

calculationFunction

Calculates EMA.

Params:

NameTypeDescription
rowanychart.data.TableComputer.RowProxyRow proxy.
contextanychart.math.ema.ContextContext.

createComputer

Creates an EMA computer for the given table mapping.

Params:

NameTypeDescription
mappinganychart.data.TableMappingData mapping.
periodnumberIndicator period.

Returns:

anychart.data.TableComputer - Table computer.

initContext

Creates a context for EMA indicator calculation.

Params:

NameTypeDefaultDescription
periodnumber
20
Indicator period.

Returns:

anychart.math.ema.Context - Context.

startFunction

Start calculation function for EMA indicator calculation.

Params:

NameTypeDescription
contextanychart.math.ema.ContextContext.